package com.frost.springbook.config;

import com.frost.springbook.model.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;

@Slf4j
@ResponseBody
@ControllerAdvice
public class ErrorHandler {
    /**
     * 捕获异常, 返回统一的结果
     */
    @ExceptionHandler
    public Result handler(Exception e) {
        log.error("捕获异常, e: " + e);
        return Result.fail("内部发生错误" + e.getMessage());
    }

    @ExceptionHandler
    public Result handler(NullPointerException e) {
        log.error("捕获异常, e: " + e);
        return Result.fail("内部发生NullPointerException错误");
    }

    @ExceptionHandler
    public Result handler(RuntimeException e) {
        log.error("捕获异常, e: " + e);
        return Result.fail("内部发生RuntimeException错误");
    }

    @ExceptionHandler
    public Result handler(ArithmeticException e) {
        log.error("捕获异常, e: " + e);
        return Result.fail("内部发生ArithmeticException错误");
    }
}
